Cousins ​​but have the genes of real brothers

Both boys in this rare story are named Peter. Although they are cousins, genetically they are more like brothers, according to the New York Post (USA).

Children born to identical twins will have more genetic traits than siblings.

Their fathers are identical twins Pedro and Peter, who met and married another pair of twins, Sally and Chelsea.

Identical twins are people who have the same genetic makeup. Therefore, they are similar not only in terms of gender but also in appearance.

"Because our mothers are also identical twins like our fathers, we are more like siblings than cousins," the two young men said in a video posted on TikTok and has attracted more than 1.2 million views.

"Although genetically we are brothers, we are also cousins," the two boys further explained.

This pair of cousins ​​are called twin cousins ​​by the American online community. Not only that, their parents also got married and discovered they were pregnant.   at the same time. Therefore, both children were born close to each other.

Both sets of parents raised their children at the same time and supported each other in many ways. Because of this coincidence, they decided to name their two boys Peter. They also have many similar appearances.

In fact, science has a term to describe the case of these two boys named Peter: quadruplet twins. This is an extremely rare case, occurring when a pair of identical twins has children with another pair of identical twins. Although they are cousins, the children born have more genetic similarities and resemble siblings than cousins, according to the New York Post (USA).

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